685
CDUS45 KTFX 270750
CLIGTF
CLIMATE REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
150 AM MDT SAT SEP 27 2025
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..THE GREAT FALLS MT CLIMATE SUMMARY FOR SEPTEMBER 26 2025
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1886 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 74 357 PM 89 1963 67 7 72
MINIMUM 45 1107 PM 20 1934 40 5 50
AVERAGE 60 54 6 61
PRECIPITATION (IN)
YESTERDAY 0.00 0.65 1929 0.04 -0.04 0.00
MONTH TO DATE 0.28 1.16 -0.88 1.80
SINCE OCT 1 11.41 14.59 -3.18 14.85
SINCE JAN 1 10.33 12.31 -1.98 12.75
SNOWFALL (IN)
YESTERDAY 0.0 4.2 1984 0.0 0.0 0.0
MONTH TO DATE 0.0 0.5 -0.5 0.0
SINCE SEP 1 0.0 0.5 -0.5 0.0
SINCE JUL 1 0.0 0.8 -0.8 T
SNOW DEPTH MM
DEGREE DAYS
HEATING
YESTERDAY 5 12 -7 4
MONTH TO DATE 59 206 -147 100
SINCE SEP 1 59 206 -147 100
SINCE JUL 1 102 320 -218 151
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 34 24 10 58
SINCE SEP 1 34 24 10 58
SINCE JAN 1 333 307 26 382
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WIND (MPH)
HIGHEST WIND SPEED 25 HIGHEST WIND DIRECTION W (260)
HIGHEST GUST SPEED 34 HIGHEST GUST DIRECTION W (260)
AVERAGE WIND SPEED 11.1
SKY COVER
AVERAGE SKY COVER 0.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 55 800 AM
LOWEST 11 400 PM
AVERAGE 33
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THE GREAT FALLS MT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 67 91 1963
MINIMUM TEMPERATURE (F) 40 23 1984
SUNRISE AND SUNSET
SEPTEMBER 27 2025.....SUNRISE 720 AM MDT SUNSET 712 PM MDT
SEPTEMBER 28 2025.....SUNRISE 721 AM MDT SUNSET 710 PM MDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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